Originally Posted by Andriyko

I don't think it matters when tapuach actually arrived to TLV. The OP abandoned their trip and booked a separate flight on El Al, so the only delay that counts is the delay into London (if it was BA178 then it is just under an hour late). Had BA actually re-booked the OP onto LY (I assume it was LY 318 that the OP flew on?) then the delay would still have been only an hour. I am afraid there is no compensation, and what I'd be worrying about is protecting the return trip.